Question

what is hemoglobin????​

Answer 1

Answer:

• Hemoglobin is the protein molecule in red blood cells that carries oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs.

• Hemoglobin is made up of four protein molecules (globulin chains) that are connected together.

• The normal range for hemoglobin is: For men, 13.5 to 17.5 grams per deciliter. For women, 12.0 to 15.5 grams per deciliter.

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Answer 2

Hemoglobin,abbreviated Hb or Hgb, is the iron- containing oxygen-transport metalloprotein in the red blood cells of almost all vertebrates as well as the tissues of some invertebrates.